Grip attachment



FIG. 1 is a perspective view of the grip attachment;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a back view of FIG. 1;

FIG. 4 is a left view of FIG. 1;

FIG. 5 is a right view of FIG. 1;

FIG. 6 is a top view of FIG. 1; and,

FIG. 7 is a bottom view of FIG. 1.

The broken lines in the drawings illustrate portions of the grip attachment that form no part of the claimed design. 

CLAIM I claim the ornamental design for a grip attachment, as shown and described. 